Board Identification Reference ¶

IMPORTANT: USB Port Assignment ¶

USB port numbers (ACM0/ACM1) are NOT persistent and can change between reboots!
Always verify board identity using serial numbers before uploading firmware.

Board Identification by Serial Number ¶

Home Board (Gateway) ¶

• Serial Number: 5185009014
• USB Port: Check with pio device list and match serial number
• Function: LoRA gateway, WiFi connection, web interface
• Current Firmware: Full protocol with reliable delivery, NTP sync, serial commands

Switch Board (Power/Pump Control) ¶

• Serial Number: 5185009010
• USB Port: Check with pio device list and match serial number
• Function: Controls SSR for water pump circuit
• Current Firmware: Full protocol with heartbeat, schedule control, failsafe

Hardware Configuration ¶

Home Board (ACM0 - SN: 5185009014) ¶

• TTGO LoRa32 V2.1 ESP32
• LoRA: 868MHz, SyncWord 0x34
• WiFi: Vodafone-CiRo network
• Status: LoRA transmitting successfully

Switch Board (ACM1 - SN: 5185009010) ¶

• TTGO LoRa32 V2.1 ESP32
• SSR control: GPIO 13 (HIGH = circuit closed)
• Status LED: GPIO 2
• Status: Running minimal firmware (LED blink only)

Next Actions ¶

• Upload LoRA receiver firmware to Switch Board (ACM1)
• Test LoRA communication between boards
• Verify SSR control functionality